We don't need to transform one HTTP Forbidden-related error to another:
just use the original one. This also fixes an issue where we would end
up with an undefined variable (server_id) if a non-HTTP 403 exception
was raised, since that would be blindly ignored.
Change-Id: Icdd1764b6f2df4a635e3264ed8f93a115cc52ef2
Signed-off-by: Stephen Finucane <stephenfin@redhat.com>
Closes-Bug: #2062010